<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <link rel="stylesheet" href="bootstrap/css/bootstrap.min.css" />
  </head>
  <body>
    <h1>Hello,World!</h1>
    <script src="bootstrap/js/jquery.js"></script>
    <script src="bootstrap/js/bootstrap.min.js"></script>
    <div class="container" style="background-color: thistle; height: 200px">
      固定宽度
    </div>
  </body>
</html>
